from my_turtle import *
import sys,os


def curve_flower(t,r,n):
	angle = 360.0/n
	for i in range(n):
		arc(t, r, angle)
		lt(t, 180 - angle)
		arc(t, r, angle)
		
		lt(t, 180)
		
TurtleWorld()
bob = Turtle()
bob.delay = 0.005


curve_flower(bob, 100, 16)

wait_for_user()
